PGB Processing will skip the following lines prior to billing rules being applied:
1. Any line items with an owner ID missing a payer account
2. Line items with a cost less than 0 (unless they are full-family)
3. Line items related to AWS Support
4. Line items containing an entry from AWS Marketplace
5. Tax line items
6. Line items not belonging to assigned accounts
Note: There is extra filter handling for filtering of Saving Plan line items.